/*    
*    DerefNode.cs
*
﻿*    Copyright (C) 2012 Jan-Arne Sobania, Frank Feinbube, Ralf Diestelkämper
*
*    This library is free software: you can redistribute it and/or modify
*    it under the terms of the GNU Lesser General Public License as published by
*    the Free Software Foundation, either version 3 of the License, or
*    (at your option) any later version.
*
*    This library is distributed in the hope that it will be useful,
*    but WITHOUT ANY WARRANTY; without even the implied warranty of
*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*    GNU Lesser General Public License for more details.
*
*    You should have received a copy of the GNU Lesser General Public License
*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*
*    jan-arne [dot] sobania [at] gmx [dot] net
*    Frank [at] Feinbube [dot] de
*    ralf [dot] diestelkaemper [at] hotmail [dot] com
*
*/


﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Hybrid.MsilToOpenCL.HighLevel
{
    public class DerefNode : UnaryOperatorNode
    {
        public DerefNode(Node Argument)
            : base(NodeType.Deref, Argument)
        {
        }

        public override string Symbol { get { return "*"; } }

        public override Type GetResultType(Node Argument)
        {
            if (Argument == null || Argument.DataType == null)
            {
                return null;
            }

            Type Type = Argument.DataType;

            if (Type.IsPointer || Type.IsByRef)
            {
                return Type.GetElementType();
            }

            // TODO
            return null;
        }
    }
}
